Netflix's surprise hit will take over theaters around the world from Aug. 23-25, and fans are likely to stock up on tees and more merch ahead of the karaoke parties.

Long Islanders young and old are getting ready for this weekend’s theatrical sing-along screenings of “KPop Demon Hunters,” the animated musical that has become a runaway hit for Netflix.

Netflix’s animated megahit owes its success, in part, to a technique that dates back to the earliest days of animation.